BPG致力于知识的发现和传播
Total Visits of This Article
2021 | 总访问次数
排名 国家/地区 数量 占比
1 China 221 63%
2 United States 50 14.2%
3 Germany 16 4.6%
4 Taiwan 15 4.3%
5 Singapore 9 2.6%
6 Hong Kong 8 2.3%
7 Russia 7 2%
8 Netherlands 4 1.1%
9 Australia 3 0.9%
10 Malaysia 3 0.9%
11 Japan 2 0.6%
12 Korea, Republic of 2 0.6%
13 Macao 2 0.6%
14 France 2 0.6%
15 Spain 2 0.6%
16 United Kingdom 2 0.6%
17 Turkey 1 0.3%
18 Romania 1 0.3%
19 Ireland 1 0.3%